Home / 260,189,409,999.36-389,822,389,044.48-108,761,905,113.60

Finding the Fourth Proportional to 260,189,409,999.36, 389,822,389,044.48 and 108,761,905,113.60

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Solution

The fourth proportional to 260,189,409,999.36, 389,822,389,044.48 and 108,761,905,113.60 is: 162,949,851,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,189,409,999.36 : 389,822,389,044.48 = 108,761,905,113.60 : x
  2. Step 2: Convert to fraction form
    260,189,409,999.36/389,822,389,044.48 = 108,761,905,113.60/x
  3. Step 3: Cross multiply
    260,189,409,999.36x = 389,822,389,044.48 × 108,761,905,113.60
  4. Step 4: Simplify right side
    260,189,409,999.36x = 42,397,825,688,412,599,877,632
  5. Step 5: Solve for x
    x = 42,397,825,688,412,599,877,632/260,189,409,999.36
  6. Step 6: Final answer
    x = 162,949,851,373.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.